CN102440232A

CN102440232A - Compressive sprayer

Info

Publication number: CN102440232A
Application number: CN2011103060053A
Authority: CN
Inventors: 李冠军
Original assignee: SHIXIA HOLDING CO Ltd
Current assignee: SHIXIA HOLDING CO Ltd
Priority date: 2011-10-11
Filing date: 2011-10-11
Publication date: 2012-05-09
Anticipated expiration: 2031-10-11
Also published as: CN102440232B

Abstract

A compressive sprayer comprises a barrel and a barrel cover. A safety valve device is arranged on the barrel cover, a connecting ring, a mounting ring and a handle screw clamping mechanism are arranged in the barrel cover, a sealing device is reserved between the connecting ring and an opening of the barrel, the connecting ring is connected with the opening of the barrel in a threaded manner, the mounting ring is connected with an air cylinder, an air filling handle is arranged on an air filling bar in the barrel cover, a piston mounted below the air filling bar is matched with the air cylinder, a water suction pipe is mounted in a water suction pipe connector mounted on the barrel body, the handle screw clamping mechanism comprises a guide pipe arranged below a sink which is arranged in the barrel cover, a reinforcing plate is arranged outside the sink and the guide pipe, a spiral clamping groove is arranged on a sink wall, a stopper bar arranged at the lower end of the air filling handle is matched with the spiral clamping groove, the safety valve device comprises a mount arranged on the barrel cover, an inclined slide, a smooth slide and a groove are arranged on the mount, a valve hole is reserved in the mount, a slider arranged below a valve bonnet is matched with the inclined slide, a valve stem below the valve bonnet is provided with a seal ring in contact with an upper opening of the valve hole, a spring is arranged outside the valve stem, a snap ring is mounted in a snap groove arranged on the lower portion of the valve stem, and the snap ring is clamped into the snap groove to contact with the spring.

Description

Compressed sprayer

Technical field

The present invention relates to sprayer, particularly relate to compressed sprayer.

Background technology

It is different that sprayer commonly used is pressed the power source, can be divided into manual sprayer and power driven sprayer, and manual sprayer can be divided into on-inflatable formula liquid pump sprayer and inflation compressed sprayer.Compressed sprayer is that hand pump injects air and build pressure in the liquid bucket, causes the continuous injection of a period of time then, and after being ejected into barrel internal pressure minimizing, the operator handles the hand pump pressurization once more.When pressure is high in the liquid bucket, can all get into the liquid bucket in order to make the pump internal gas pressure, the handle of pump need be locked in its all-in position, anti-its slippage, and in storage, when carrying, the handle of pump also need be locked in its all-in position, is convenient for carrying.Existing technology mostly is the hanger that is shaped on two openings of symmetry in the upper surface of bung, is shaped on pin in the lower end of inflating bat-handle.When handle locking or locking bung, rotate inflating bat-handle, the opening of pin from hanger got in the hanger, at this moment, handle can obtain locking, is rotated further inflating bat-handle, makes to drive the bung rotation by pin compressing hanger inwall, and bung is tightened on the liquid bung.When carrying, mention handle, pin tangles hanger, can mention the liquid bucket; When turning on bung, make the pin of handle withdraw from hanger, rotate to the rear side of hanger, the compressing hanger; Bung is opened in the rotation of drive bung, and this knot bucket is simple and convenient, but this structure only is applicable on the bung of small-sized bung; And the hanger of opening has only one-sided and lid links, and when mentioning, support the deadweight of sprayer and the water of rated capacity and weigh; In locking or when unscrewing bung, bear the torsion after the screw-threaded coupling again, weak strength is damaged easily; Service life is short, and the hanger of two protrusions is arranged on the bung, influences the outward appearance of entire product.When after the operator repeatedly inflates, but not spraying, may surpass the ability to bear of staving owing to the air pressure inside value, serious consequences such as explosion can take place in staving, and at AEI After End of Injection; If insufficient release can not directly be opened bung, otherwise can be caused agricultural chemicals excessive; Influence personal safety, if want abundant release, prior art is mostly through continuing injection; Just the air pressure in the staving is unsnatched, very trouble, and waste seriously; Therefore have the people to design safety valve, but mostly there is the structure more complicated in existing safety valve, shortcoming such as safety is relatively poor during use.And the staving of existing sprayer and the sealing device between the bung mostly are through being shaped on the sealing ring mounting groove in the bung lower end; It is the sealing ring on plane that the lower surface is installed in mounting groove, and after bung and staving were tightened, sealing ring contacted with the upper surface of staving oral area and reaches sealing effectiveness; But this class formation; Often big because of sealing ring and staving oral area contact area, the locking of bung or unscrew all very painstakingly, effect is bad; A kind of in addition is on the outer wall of staving oral area, sealing ring to be installed, and sealing ring contacts with the inwall of bung installing ring, and this sealing structure circle and bung contact-making surface are little; It is poor to produce sealing effectiveness, also has a kind ofly to be shaped on the inclined-plane in the inboard of bung exactly, in the relevant position of bung sealing ring is installed; Adopt the conical surface seal of sealing ring and bung, but for the plastics liquid bucket, particularly the plastics staving of the interior reservoir pressure of bucket of blowing; Often after the pressurization, the slight deformation of bung, expansion make seal failure.

Summary of the invention

The objective of the invention is provides a kind of handle spiral clamping body intensity good in order to overcome the shortcoming that prior art exists, and it is firm to lock; Portable convenience is uncapped easily, guarantees service life; Relief valve device is simple in structure, and release is convenient, handling safety; Even the big more sealing effectiveness of sealing device bung compressive deformation is good more, and the locking of bung, outward winding all easily, the labour-saving compressed sprayer.

The technical scheme of compressed sprayer of the present invention is: comprise staving and bung, relief valve device is arranged on bung, in bung, be shaped on connecting ring, installing ring and handle spiral clamping body, between the connecting ring of bung and the staving oral area sealing device is arranged; Connecting ring is shaped on internal thread, and internal thread is connected with the external screw thread of staving oral area, and installing ring connects inflator, and inflating rod is installed in bung; Inflating bat-handle is arranged on the inflating rod, and inflating rod is installed piston down, and piston matches with cylinder inner wall; The suction hose joint is installed on staving, in the suction hose joint suction hose is installed, one of suction hose feeds in the staving; The other end links to each other with jet pipe, it is characterized in that said handle spiral clamping body is included in the concave station that is shaped on sunk type in the bung, and the concave station lower surface is shaped on conduit; Concave station and conduit outer wall are shaped on reinforced sheet, and inflating rod passes conduit and moves up and down, and on the concave station wall, have the spiral draw-in groove; Spiral draw-in groove upper end is shaped on the spiral card muscle, is shaped on the locking groove in the spiral card muscle, is shaped on pin in the inflating bat-handle lower end; Pin matches with the spiral draw-in groove, and pin contacts with reinforced sheet and spiral card muscle simultaneously, and inflating bat-handle and inflating rod have locking spring; Said relief valve device is included in and is shaped on mount pad on the bung, on mount pad, is shaped on slideway and groove, and described slideway comprises inclined ramp peace slideway, has valve opening in the mount pad; Valve gap is installed on mount pad, and the valve gap lower surface is shaped on slide block, and slide block matches with inclined ramp peace slideway; Under valve gap, valve rod is arranged, sealing ring is installed on the valve rod, valve rod passes valve opening; The sealing ring of valve rod contacts with the upper oral part of valve opening, and mounting spring outside the valve rod of valve opening lower end is shaped on draw-in groove under valve rod; Snap ring is installed in the draw-in groove, and snap ring one side is shaped on opening, and snap ring snaps in the draw-in groove of valve rod through opening; Snap ring contacts with spring, is shaped on binding ring in the snap ring upper end, and the outer wall of binding ring contacts with the inwall of spring lower end; Sealing device between said bung and the staving oral area is included in staving oral area outer wall and is shaped on scrobicular ring, and O shape circle is installed in the scrobicular ring, is shaped on the inclined-plane at the connecting ring inwall of bung, and the inclined-plane encloses with O shape and contacts.

The invention discloses a kind of compressed sprayer, through in bung, being shaped on the concave station of sunk type, the concave station of sunk type is more hidden, do not influence the attractive in appearance of integral body, and human body can't be run into; Avoid because of the mistake clashing and breaking are bad, the concave station lower surface is shaped on conduit, and inflating rod is being inflated when moving up and down, and conduit play the guiding role to inflating rod; Guarantee that inflating rod can produce when avoiding inflating along the direction motion of conduit, cause gas leakage, on the wall of concave station, open the spiral draw-in groove; The spiral card muscle is arranged on the spiral draw-in groove, be shaped on the locking groove on the spiral card muscle, be shaped on pin, when in liquid bucket pressurization back, the hydrojet process and portable inflating bat-handle when carrying in the inflating bat-handle lower end; The pin of inflating bat-handle is inserted concave station, turn clockwise again, make pin change the spiral draw-in groove over to, because the spiral draw-in groove is that slight inclination is downward; Thereby make locking spring pushed by pin downwards, after rotation put in place, locking spring upwards snapped in the locking groove of spiral card muscle pin at the restoring force effect bar of upwards fending off; It is firm to lock, and when wanting portable inflating bat-handle, because spiral card muscle and bung lower surface one are made, inflating bat-handle is upwards mentioned makes whole bung lower surface stressed; Stress surface is big, has improved spiral card rigidity of soft tissues degree, has guaranteed the service life of bung and spiral card muscle, in the time will inflating pressurization; As long as be rotated counterclockwise inflating bat-handle, when pin rotates to the reinforced sheet place, stopped by reinforced sheet, can't rotate; Just can upwards pull out inflating bat-handle, avoid rotating excessive, if will whole bung be spun out the time, as long as when pin forwards the reinforced sheet place to; Continue rotation, make reinforced sheet drive whole bung and be rotated counterclockwise, just can screw out bung, it is very light, laborsaving to uncap.Relief valve device has been arranged, when wanting release, rotated counterclockwise valve gap; The slide block of valve gap upwards slides along inclined ramp, and valve gap drives valve rod and upwards moves axially, and valve rod drives snap ring upwards; Spring on the snap ring is squeezed, and when slide block moved to level and smooth road, the sealing ring on the valve rod broke away from the upper oral part of valve opening; Draw off thereby make the space of air pressure between valve rod and valve opening in the staving, release very smoothly; In the time will stopping release,, slide block is moved in the groove on the mount pad as long as be rotated further valve gap; Spring is downward top snap ring under the effect of restoring force, and snap ring drives valve rod and valve gap moves down, and the sealing ring on the valve rod is contacted with the upper oral part sealing of valve opening; Guarantee that air pressure can not leak in the staving, good sealing effect is shaped on binding ring in the snap ring upper end; Binding ring is stuck in the spring inwall; Avoid spring when pressurized, power is excessive and flick snap ring, guarantees that snap ring can effectively be stuck in the draw-in groove of valve rod.The relief valve device of this programme, simple in structure,, simple, convenient during operation as long as rotate a bottom flange; During release, rotate valve gap with hand, the defensive position that rotate in place can be removed; Air pressure releases under valve gap, avoids air pressure and excessive agricultural chemicals to hurt human body, operates fool proof.The sealing device that staving and bung have been arranged, when bung was rotated down with the staving screwed, the inclined-plane contacted with O shape circle downwards and reaches sealing; When bung is tightened more downwards; Along with dwindling of inclined-plane diameter, more and more tighter to the extruding of O shape circle, O shape circle is flattened slightly; Thereby increased the contact area of O shape circle, reached good sealing effectiveness with the inclined-plane; Simultaneously in bucket when air pressure is arranged,, only can make also that the O shape circle in the bung outside is better to contact with sealing surface bung even the bung distortion is outwards expanded.When uncapping, bung rotates up, and makes O shape circle slowly reply former state, and O shape circle reduces with the contact area on inclined-plane gradually, and it is light, laborsaving to uncap.

Compressed sprayer of the present invention, said locking spring is installed in outside the inflating rod between concave station and the inflating bat-handle.Said locking spring is installed in the piston lower end, and the other end of locking spring withstands on the inwall of inflator bottom.Be shaped on spring housing in the said supravasal concave station, locking spring is positioned in the spring housing.Spring housing has been arranged, the locking spring reliable installation.Be shaped on 3 inclined ramps and the level and smooth road that links to each other on the said mount pad, be shaped on 3 slide blocks under the corresponding valve gap.Article 3, inclined ramp, level and smooth road and 3 slide blocks cooperate, and cooperate reliable.Said sealing ring and valve opening upper oral part contact-making surface are inclined-plane sealing or end face seal or inner wall sealing.Said valve gap and valve rod are the split manufacturing, through the assembling moulding.Said valve gap and valve rod are processed one.

Description of drawings

Fig. 1 is the structural representation of compressed sprayer of the present invention;

Fig. 2 is the A-A direction schematic cross-section of Fig. 1;

Fig. 3 is the structural representation of bung;

Fig. 4 is the schematic perspective view of bung;

Fig. 5 is that relief valve device is installed in local enlarged diagram on the bung;

Fig. 6 is the local enlarged diagram in B place of Fig. 2;

Fig. 7 is the schematic perspective view of valve gap;

Fig. 8 is the schematic perspective view of snap ring;

Fig. 9 is that locking spring is installed in underpiston structural representation.

Embodiment

The present invention relates to a kind of compressed sprayer,, comprise staving 1 and bung 2, relief valve device is arranged on bung like Fig. 1-shown in Figure 9; In bung, be shaped on connecting ring 21, installing ring 22 and handle spiral clamping body, between the connecting ring of bung and the staving oral area sealing device arranged, connecting ring is shaped on internal thread; Internal thread is connected with the external screw thread of staving 1 oral area, and installing ring connects inflator 3, and inflating rod 31 is installed in bung; Inflating bat-handle 32 is arranged on the inflating rod, and inflating rod is installed piston 33 down, and piston matches with inflator 3 inwalls; Suction hose joint 11 is installed on staving, suction hose 12 is installed in the suction hose joint, one of suction hose feeds in the staving 1; The other end links to each other with jet pipe, it is characterized in that said handle spiral clamping body is included in the concave station 4 that is shaped on sunk type in the bung 2, and the concave station lower surface is shaped on conduit 41; Concave station 4 is shaped on reinforced sheet 45 with conduit 41 outer walls, and inflating rod 31 passes conduit and moves up and down, and on the concave station wall, has spiral draw-in groove 42; Spiral draw-in groove upper end is shaped on spiral card muscle 43, is shaped on locking groove 44 in the spiral card muscle, is shaped on pin 34 in inflating bat-handle 32 lower ends; Pin matches with spiral draw-in groove 42, and pin contacts with reinforced sheet 45 and spiral card muscle 43 simultaneously, and inflating bat-handle 32 has locking spring 35 with inflating rod 31; Said relief valve device is included in and is shaped on mount pad 23 on the bung 2, on mount pad, is shaped on slideway and groove 24, and described slideway comprises inclined ramp 25 peaceful slideways 26, has valve opening 27 in the mount pad; Valve gap 5 is installed on mount pad, and the valve gap lower surface is shaped on slide block 51, and slide block matches with inclined ramp 25 peaceful slideways 26; Valve rod 52 is arranged under valve gap, sealing ring 53 is installed on the valve rod, valve rod 52 passes valve opening 27; The sealing ring of valve rod contacts with the upper oral part of valve opening, and mounting spring 54 outside the valve rod 52 of valve opening 27 lower ends is shaped on draw-in groove 28 under valve rod; Snap ring 6 is installed in the draw-in groove, and snap ring one side is shaped on opening 61, and snap ring 6 snaps in the draw-in groove 28 of valve rod 52 through opening 61; Snap ring 6 contacts with spring 54, is shaped on binding ring 62 in the snap ring upper end, and the outer wall of binding ring contacts with the inwall of spring 54 lower ends; Sealing device between said bung and the staving oral area is included in staving 1 oral area outer wall and is shaped on scrobicular ring 13, and O shape circle 14 is installed in the scrobicular ring, is shaped on inclined-plane 29 at connecting ring 21 inwalls of bung 2, and the inclined-plane encloses with O shape and contacts.Through in bung 2, being shaped on the concave station 4 of sunk type, the concave station of sunk type is more hidden, do not influence the attractive in appearance of integral body, and human body can't be run into; Avoid because of the mistake clashing and breaking are bad, concave station 4 lower surfaces are shaped on conduit 41, and inflating rod 31 is being inflated when moving up and down, and conduit play the guiding role to inflating rod; Guarantee that inflating rod 31 can produce when avoiding inflating along the direction motion of conduit 41, cause gas leakage, on the wall of concave station 4, open spiral draw-in groove 42; Spiral card muscle 43 is arranged on the spiral draw-in groove, be shaped on locking groove 44 on the spiral card muscle, be shaped on pin 34, when in liquid bucket pressurization back, the hydrojet process and portable inflating bat-handle when carrying in inflating bat-handle 32 lower ends; The pin 34 of inflating bat-handle 32 is inserted concave station 4, turn clockwise again, make pin change spiral draw-in groove 42 over to, because the spiral draw-in groove is that slight inclination is downward; Thereby make locking spring 35 pushed by pin 34 downwards, after rotation put in place, locking spring upwards snapped in the locking groove 44 of spiral card muscle 43 pin at the restoring force effect bar of upwards fending off; It is firm to lock, and when wanting portable inflating bat-handle 32, because spiral card muscle and bung 2 lower surface one manufacturings, inflating bat-handle is upwards mentioned makes whole bung lower surface stressed; Stress surface is big, has improved spiral card muscle 43 intensity, has guaranteed the service life of bung 2 and spiral card muscle, in the time will inflating pressurization; As long as be rotated counterclockwise inflating bat-handle 32, when pin 34 rotates to reinforced sheet 45 places, stopped by reinforced sheet; Can't rotate, just can upwards pull out inflating bat-handle 32, avoid rotating excessive; If in the time of will whole bung 2 being spun out,, continue rotation as long as when pin 34 forwards reinforced sheet 45 places to; Make reinforced sheet drive whole bung and be rotated counterclockwise, just can screw out bung, it is very light, laborsaving to uncap.Relief valve device has been arranged, when wanting release, rotated counterclockwise valve gap 5; The slide block 51 of valve gap upwards slides along inclined ramp 25, and valve gap drives valve rod 52 and upwards moves axially, and valve rod drives snap ring 6 upwards; Spring 54 on the snap ring is squeezed, and when slide block 51 moved to level and smooth road 26, the sealing ring 53 on the valve rod 52 broke away from the upper oral part of valve openings 27; Draw off thereby make the space of air pressure between valve rod 52 and valve opening 27 in the staving 1, release very smoothly; In the time will stopping release,, slide block 51 is moved in the groove 24 on the mount pad 23 as long as be rotated further valve gap 5; Spring 54 is downward top snap ring 6 under the effect of restoring force, and snap ring drives valve rod 52 and moves down with valve gap 5, and the sealing ring 53 on the valve rod is contacted with the upper oral part sealing of valve opening 27; Guarantee that air pressure can not leak in the staving 1, good sealing effect is shaped on binding ring 62 in snap ring 6 upper ends; Binding ring is stuck in spring 54 inwalls; Avoid spring when pressurized, power is excessive and flick snap ring, guarantees that snap ring can effectively be stuck in the draw-in groove 28 of valve rod 52.The relief valve device of this programme, simple in structure,, simple, convenient during operation as long as rotate a bottom flange 5; During release, rotate valve gap with hand, the defensive position that rotate in place can be removed; Air pressure releases under valve gap, avoids air pressure and excessive agricultural chemicals to hurt human body, operates fool proof.The sealing device of staving 1 with bung 2 arranged, and when bung 2 was rotated down with staving 1 screwed, inclined-plane 29 contacted with O shape circle 14 downwards and reaches sealing; When bung is tightened more downwards; Along with dwindling of inclined-plane 29 diameters, more and more tighter to the extruding of O shape circle 14, O shape circle is flattened slightly; Thereby increased the contact area of O shape circle, reached good sealing effectiveness with the inclined-plane; When in the bucket air pressure being arranged,, also only can make the O shape circle 14 better sealing surfaces in the bung outside contact simultaneously with bung 2 even the bung distortion is outwards expanded.When uncapping, bung rotates up, and makes O shape circle slowly reply former state, and O shape circle reduces with the contact area on inclined-plane 29 gradually, and it is light, laborsaving to uncap.Said locking spring 35 is installed in outside the inflating rod 31 between concave station 4 and the inflating bat-handle 32.Said locking spring 35 is installed in piston 33 lower ends, and the other end of locking spring withstands on the inwall of inflator 3 bottoms.Be shaped on spring housing 46 in the concave station 4 on the said conduit 51, locking spring 35 is positioned in the spring housing.Spring housing 46 has been arranged, locking spring 35 reliable installation.Be shaped on 3 inclined ramps 25 and the level and smooth road 26 that links to each other on the said mount pad 23, corresponding valve gap is shaped on 3 slide blocks 51 for 5 times.Article 3, inclined ramp 25, level and

smooth road

26 and 3 slide blocks 51 cooperate, and cooperate reliable.Said sealing ring 53 is inclined-plane sealing or end face seal or inner wall sealing with valve opening 27 upper oral part contact-making surfaces.Said valve gap 5 is the split manufacturing with valve rod 52, through the assembling moulding.Said valve gap 5 is processed one with valve rod 52.

Claims

1. compressed sprayer comprises staving (1) and bung (2), and relief valve device is arranged on bung; In bung, be shaped on connecting ring (21), installing ring (22) and handle spiral clamping body, between the connecting ring of bung and the staving oral area sealing device arranged, connecting ring is shaped on internal thread; Internal thread is connected with the external screw thread of staving (1) oral area, and installing ring connects inflator (3), and inflating rod (31) is installed in bung; Inflating bat-handle (32) is arranged on the inflating rod, and inflating rod is installed piston (33) down, and piston matches with inflator (3) inwall; Suction hose joint (11) is installed on staving, suction hose (12) is installed in the suction hose joint, one of suction hose feeds in the staving (1); The other end links to each other with jet pipe, it is characterized in that said handle spiral clamping body is included in the concave station (4) that is shaped on sunk type in the bung (2), and the concave station lower surface is shaped on conduit (41); Concave station (4) is shaped on reinforced sheet (45) with conduit (41) outer wall, and inflating rod (31) passes conduit and moves up and down, and on the concave station wall, has spiral draw-in groove (42); Spiral draw-in groove upper end is shaped on spiral card muscle (43); Be shaped on locking groove (44) in the spiral card muscle, be shaped on pin (34) in inflating bat-handle (32) lower end, pin matches with spiral draw-in groove (42); Pin contacts with reinforced sheet (45) and spiral card muscle (43) simultaneously, and inflating bat-handle (32) and inflating rod (31) have locking spring (35); Said relief valve device is included in and is shaped on mount pad (23) on the bung (2), on mount pad, is shaped on slideway and groove (24), and described slideway comprises the peaceful slideway of inclined ramp (25) (26); Have valve opening (27) in the mount pad, valve gap (5) is installed on mount pad, the valve gap lower surface is shaped on slide block (51); Slide block matches with the peaceful slideway of inclined ramp (25) (26), and valve rod (52) is arranged under valve gap, and sealing ring (53) is installed on the valve rod; Valve rod (52) passes valve opening (27), and the sealing ring of valve rod contacts with the upper oral part of valve opening, mounting spring (54) outside the valve rod (52) of valve opening (27) lower end; Under valve rod, be shaped on draw-in groove (28), snap ring (6) is installed in the draw-in groove, snap ring one side is shaped on opening (61); Snap ring (6) snaps in the draw-in groove (28) of valve rod (52) through opening (61); Snap ring (6) contacts with spring (54), is shaped on binding ring (62) in the snap ring upper end, and the outer wall of binding ring contacts with the inwall of spring (54) lower end; Sealing device between said bung and the staving oral area is included in staving (1) oral area outer wall and is shaped on scrobicular ring (13), and O shape circle (14) is installed in the scrobicular ring, and connecting ring (21) inwall in bung (2) is shaped on inclined-plane (29), and the inclined-plane contacts with O shape circle.

2. compressed sprayer as claimed in claim 1 is characterized in that said locking spring (35) is installed in outside the inflating rod (31) between concave station (4) and the inflating bat-handle (32).

3. compressed sprayer as claimed in claim 1 is characterized in that said locking spring (35) is installed in piston (33) lower end, and the other end of locking spring withstands on the inwall of inflator (3) bottom.

4. compressed sprayer as claimed in claim 2 is characterized in that being shaped on spring housing (46) in the concave station (4) on the said conduit (51), and locking spring (35) is positioned in the spring housing.

5. compressed sprayer as claimed in claim 1 is characterized in that being shaped on the said mount pad (23) 3 inclined ramps (25) and the level and smooth road (26) that links to each other, and is shaped on 3 slide blocks (51) under the corresponding valve gap (5).

6. compressed sprayer as claimed in claim 1 is characterized in that said sealing ring (53) and valve opening (27) upper oral part contact-making surface are inclined-plane sealing or end face seal or inner wall sealing.

7. compressed sprayer as claimed in claim 1 is characterized in that said valve gap (5) and valve rod (52) are the split manufacturing, through the assembling moulding.

8. compressed sprayer as claimed in claim 1 is characterized in that said valve gap (5) and valve rod (52) process one.